Unisoc SC9863A Advantages
Lower TDP (3W vs 5W)
Qualcomm Snapdragon 778G Plus Advantages
Better graphics card performance FLOPS (0.8448 TFLOPS vs 0.0704 TFLOPS )
Higher Frequency (2500MHz vs 1600MHz)
More modern manufacturing process (6nm vs 28nm)
Released 2 years and 11 months late